Seal for shafts



FIG. 1 is a front perspective view of a seal for shafts showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Even spaced broken lines illustrate unclaimed portions of the seal and form no part of the claimed design. Dot-dash broken lines define the boundaries of, but are not included in, the claimed design. 

CLAIM The ornamental design for a seal for shafts, as shown and described. 